Index: tools/gn/source_file.h |
diff --git a/tools/gn/source_file.h b/tools/gn/source_file.h |
index 83ce2b59d50bc182e205e1d0bac9fd5d9ed38c5e..3b657beb7ea1a7c6d4816648f2ad53f97adc750b 100644 |
--- a/tools/gn/source_file.h |
+++ b/tools/gn/source_file.h |
@@ -5,6 +5,7 @@ |
#ifndef TOOLS_GN_SOURCE_FILE_H_ |
#define TOOLS_GN_SOURCE_FILE_H_ |
+#include <algorithm> |
#include <string> |
#include "base/containers/hash_tables.h" |
@@ -69,6 +70,10 @@ class SourceFile { |
return value_ < other.value_; |
} |
+ void swap(SourceFile& other) { |
+ value_.swap(other.value_); |
+ } |
+ |
private: |
friend class SourceDir; |
@@ -94,4 +99,8 @@ inline size_t hash_value(const SourceFile& v) { |
} // namespace BASE_HASH_NAMESPACE |
+inline void swap(SourceFile& lhs, SourceFile& rhs) { |
+ lhs.swap(rhs); |
+} |
+ |
#endif // TOOLS_GN_SOURCE_FILE_H_ |